SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Proxy Statement Pursuant to Section 14(a) of the
Securities Exchange Act of 1934
(Amendment No. )
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*** Exercise Your Right to Vote ***
Important Notice Regarding the Availability of Proxy Materials for the Stockholder Meeting to Be Held on June 10,
450 EAST JAMIE COURT
SOUTH SAN FRANCISCO, CA 94080
holders as of:
June 10, 2020
Location: Meeting live via the Internet - please visit
You are receiving this communication because you hold shares in the above named company.
This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side).
We encourage you to access and review all of the important information contained in the proxy materials before voting.
See the reverse side of this notice to obtain proxy materials and voting instructions.
Before You Vote
How to Access the Proxy Materials
Proxy Materials Available to VIEW or RECEIVE:
1. Notice & Proxy Statement 2. Form 10-K
How to View Online:
Have the information that is printed in the box marked by the arrow (located on the following page) and visit: www.proxyvote.com.
How to Request and Receive a PAPER or E-MAIL Copy:
If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:
1) BY INTERNET : www.proxyvote.com
2) BY TELEPHONE : 1-800-579-1639
3) BY E-MAIL* : firstname.lastname@example.org
* If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked
(located on the following page) in the subject line.
Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before May 27, 2020 to facilitate timely delivery.
How To Vote
Please Choose One of the Following Voting Methods
Vote In Person: Many stockholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares.
Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow available and follow the instructions.
Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.
The Board of Directors recommends you vote
FOR the following Class I directors in
1. Election of Directors
01) David Lacey, MD 02) Lindsey Rolfe, MBChB
The Board of Directors recommends you vote FOR Proposal 2:
2. Ratification of the selection of OUM & Co. LLP as the independent registered public accounting firm of the Company for its fiscal year ending December 31, 2020.
NOTE: Conduct any other business properly brought before the Annual Meeting of Stockholders or any adjournment thereof.